Fluid handling – Processes
Reexamination Certificate
2007-11-27
2007-11-27
Hepperle, Stephen M. (Department: 3753)
Fluid handling
Processes
C137S341000, C137S357000, C137S460000, C137S614120
Reexamination Certificate
active
11149563
ABSTRACT:
Embodiments disclosed herein relates in part to selectively shutting off the flow of water through a water supply pipe to a building, such as in the event of a broken water pipe. The embodiments disclosed herein also optionally discontinue electrical power to a water heater to minimize the risk of water heater elements burning out in the event a water heater is at the risk of being drained of water, such as due to a broken water pipe.
REFERENCES:
patent: 2359338 (1944-10-01), Tyden
patent: 3559197 (1971-01-01), Jarvis et al.
patent: 3621865 (1971-11-01), Baggaley
patent: 3749864 (1973-07-01), Tice
patent: 3761657 (1973-09-01), Miller
patent: 3877524 (1975-04-01), Glenn, Jr.
patent: 4197809 (1980-04-01), Johnson
patent: 4614122 (1986-09-01), Graves
patent: 4791254 (1988-12-01), Polverari
patent: 4797666 (1989-01-01), Baxter et al.
patent: 4797820 (1989-01-01), Wilson et al.
patent: 4807661 (1989-02-01), Lewis et al.
patent: 4868566 (1989-09-01), Strobel et al.
patent: 4880030 (1989-11-01), Terry
patent: 4906807 (1990-03-01), Siebert et al.
patent: 5034648 (1991-07-01), Gastgeb
patent: 5049860 (1991-09-01), Farrell et al.
patent: 5183983 (1993-02-01), Knop
patent: 5189911 (1993-03-01), Ray et al.
patent: 5971011 (1999-10-01), Price
patent: 6032540 (2000-03-01), Hawkins
patent: 6209576 (2001-04-01), Davis
patent: 6338279 (2002-01-01), Tsataros
patent: 6374846 (2002-04-01), DeSmet
patent: 6510748 (2003-01-01), Cooper
patent: 6516826 (2003-02-01), Allen
patent: 6548775 (2003-04-01), Edwards
patent: 6708722 (2004-03-01), Goodenough
patent: 6730927 (2004-05-01), Smith et al.
patent: 2003/0117289 (2003-06-01), Uhler
patent: 2004/0031523 (2004-02-01), Zeng
Pending U.S. Appl. No. 11/451,754, filed Jun. 12, 2006.
Hepperle Stephen M.
Klarquist & Sparkman, LLP
LandOfFree
Method and apparatus for selectively shutting off the flow... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method and apparatus for selectively shutting off the flow..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and apparatus for selectively shutting off the flow... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3882681